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do not flush TB when l1_map is uninitialized. this fixes issue #280, #284

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Nguyen Anh Quynh
2015-12-12 03:09:38 +08:00
parent 9b6701dc4d
commit f21fa3d966
1 changed files with 3 additions and 0 deletions
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3
qemu/translate-all.c
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@ -807,6 +807,9 @@ static void page_flush_tb(struct uc_struct *uc)
{ {
int i; int i;
if (uc->l1_map == NULL)
return;
for (i = 0; i < V_L1_SIZE; i++) { for (i = 0; i < V_L1_SIZE; i++) {
page_flush_tb_1(V_L1_SHIFT / V_L2_BITS - 1, uc->l1_map + i); page_flush_tb_1(V_L1_SHIFT / V_L2_BITS - 1, uc->l1_map + i);
} }